Verify the credential. Then verify what it actually covers.

EPA Section 608 certification applies to technicians who maintain, service, repair, or dispose of regulated stationary refrigeration and air-conditioning equipment. It is a technician credential, not a substitute for a contractor license.

New Jersey has a dedicated State Board of Examiners of Heating, Ventilating, Air Conditioning and Refrigeration Contractors. Confirm the business relationship to the licensed master HVACR contractor and check the current record.

Pennsylvania states that most construction contractors do not have a general Commonwealth trade-license requirement. Residential home-improvement registration and municipal trade, permit, or registration requirements may still apply.

New York does not present a single statewide HVAC contractor license covering ordinary work across every locality. City, county, permit, refrigeration, electrical, plumbing, public-work, and project-specific rules can control the required credentials.

Maryland's HVACR Board licenses and regulates individuals providing commercial and residential HVACR services. Use the state board and license search for the exact category and current status.

Delaware's Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners issues Master HVACR and Master HVACR Restricted licenses. Restricted credentials authorize only the specialty shown on the record.

Connecticut licenses heating, piping, cooling, refrigeration, sheet-metal, and related occupational work through multiple contractor and journeyperson credential types. The letters, number, and scope on the credential matter.

Massachusetts regulates refrigeration contractors and technicians through the Office of Public Safety and Inspections. Refrigeration work above the statutory capacity threshold requires the appropriate person-level and business-level credentials.

Virginia contractor licenses combine a class, which controls project value, with classifications or specialties that control permitted work. HVAC and refrigeration are identified separately, and individual tradesperson credentials may also apply.

Ohio's Construction Industry Licensing Board licenses commercial contractors in HVAC, refrigeration, hydronics, plumbing, and electrical trades. The state credential should be matched to the company, licensee, trade, and current status.